• Chiral Symmetry Breaking in Molecules and Solids
  Leipzig 2013
  
  
• Search for Simplicity
  Ilmenau 2013
  
  
• Vortex Walls in Helical Magnets
  Chicago 2012
  
  
• Physik und Gesellschaft
  Cologne 2010
  
  
• Colloquium in honor of Prof. H. Mueller-Krumbhaar
  Julich 2010
  
  
• Resonance effects in Luttinger liquids
  College Station 2010, Argonne 2010
  
  
• Gibt es wissenschaftlichen Fortschritt? (Text)
  Cologne, 2009
  
  
• Was bestimmt die Größe der Himmelskörper?
  Cologne, 2009
  
  
• Pinning by planar defects
  Fujisan, Japan, 2009
  
  
• Weakly interacting Bose gas in disordered environment
  Rutgers 2008, Dresden 2009, Kerkrade 2009
  
  
• A new criterion for crack formation in disordered materials
  Leipzig, May 2007
  
  
• Coulomb Blockade and Transport in a Chain of 1-dimensional Quantum Dots
  Hangzhou, China, April 2007
  
  
• Effec of planar defects on the stability of the Bragg glass phase
  Tsukuba, Japan, March 2007
  
  
• Warum ist das Proton so leicht?
  Ilmenau, 2006
  
  
• A Scaling Approach to Quantum Gases
  Berlin, September 2006
  
  
• Disordered Quantum Wires
  Honkong, May 2006
  
  
• Transport in Luttinger liquids and 1D CDWs:
  strong pinning and global regime diagram
  Cargese, 2005
  
  
• Introduction to Vortices in Superconductors (powerpoint, 11MB)
  Mumbai, India, January 2005
  (old web version: Vortex Phases)
  
  
• Random Elastic Systems - From Flux Lines to Electrons
  Karlsruhe, June 2003
  
  
• Pinning, Depinning and Creep of Topological Defects in Random Media
  Trieste, March 2002
  
  
• Critical Depinning in DC- and AC-Fields